/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.jbpm.process.builder.dialect.java;

import java.util.HashMap;
import java.util.Map;

import org.mvel2.Macro;
import org.mvel2.MacroProcessor;

public class ProcessKnowledgeHelperFixer {

    private ProcessKnowledgeHelperFixer() {

    }

    private static final Map macros;

    static {
        macros = new HashMap(5);

        macros.put("insert",
                new Macro() {
                    public String doMacro() {
                        return "kcontext.getKieRuntime().insert";
                    }
                });
    }

    public static String fix(final String raw) {
        if (raw == null || "".equals(raw.trim())) {
            return raw;
        }

        MacroProcessor macroProcessor = new MacroProcessor();
        macroProcessor.setMacros(macros);
        return macroProcessor.parse(raw);
    }
}